Home / 5,530.91-7,632.74-3,013.14

Finding the Fourth Proportional to 5,530.91, 7,632.74 and 3,013.14

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Solution

The fourth proportional to 5,530.91, 7,632.74 and 3,013.14 is: 4,158.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.91 : 7,632.74 = 3,013.14 : x
  2. Step 2: Convert to fraction form
    5,530.91/7,632.74 = 3,013.14/x
  3. Step 3: Cross multiply
    5,530.91x = 7,632.74 × 3,013.14
  4. Step 4: Simplify right side
    5,530.91x = 22,998,514.20
  5. Step 5: Solve for x
    x = 22,998,514.20/5,530.91
  6. Step 6: Final answer
    x = 4,158.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.